243 ideas
| 21875 | The wisdom of a free man is a meditation on life, not on death [Spinoza] |
| 17230 | If we are not wholly wise, we should live by good rules and maxims [Spinoza] |
| 13734 | Modern Quinean metaphysics is about what exists, but Aristotelian metaphysics asks about grounding [Schaffer,J] |
| 13751 | If you tore the metaphysics out of philosophy, the whole enterprise would collapse [Schaffer,J] |
| 17200 | We must be careful to keep words distinct from ideas and images [Spinoza] |
| 24047 | An account is either a definition or a demonstration [Aristotle] |
| 17194 | Reason only explains what is universal, so it is timeless, under a certain form of eternity [Spinoza] |
| 4840 | Reason perceives things under a certain form of eternity [Spinoza] |
| 17213 | In so far as men live according to reason, they will agree with one another [Spinoza] |
| 4819 | There is necessarily for each existent thing a cause why it should exist [Spinoza] |
| 24052 | From one thing alone we can infer its contrary [Aristotle] |
| 13743 | We should not multiply basic entities, but we can have as many derivative entities as we like [Schaffer,J] |
| 21864 | Truth is its own standard [Spinoza] |
| 8018 | Spinoza's life shows that love of truth which he proclaims as the highest value [MacIntyre on Spinoza] |
| 5641 | For Spinoza, 'adequacy' is the intrinsic mark of truth [Spinoza, by Scruton] |
| 4816 | A true idea must correspond with its ideate or object [Spinoza] |
| 20309 | If our ideas are adequate, what follows from them is also adequate [Spinoza] |
| 17185 | Mathematics deals with the essences and properties of forms [Spinoza] |
| 17222 | The sum of its angles follows from a triangle's nature [Spinoza] |
| 17197 | The idea of a triangle involves truths about it, so those are part of its essence [Spinoza] |
| 1729 | We perceive number by the denial of continuity [Aristotle] |
| 13741 | If 'there are red roses' implies 'there are roses', then 'there are prime numbers' implies 'there are numbers' [Schaffer,J] |
| 17174 | Outside the mind, there are just things and their properties [Spinoza] |
| 17176 | The more reality a thing has, the more attributes it has [Spinoza] |
| 17179 | There must always be a reason or cause why some triangle does or does not exist [Spinoza] |
| 17186 | Men say they prefer order, not realising that we imagine the order [Spinoza] |
| 13748 | Grounding is unanalysable and primitive, and is the basic structuring concept in metaphysics [Schaffer,J] |
| 24057 | What is prior is always potentially present in what is next in order [Aristotle] |
| 13747 | Supervenience is just modal correlation [Schaffer,J] |
| 13744 | The cosmos is the only fundamental entity, from which all else exists by abstraction [Schaffer,J] |
| 20127 | Laws of nature are universal, so everything must be understood through those laws [Spinoza] |
| 13739 | Maybe categories are just the different ways that things depend on basic substances [Schaffer,J] |
| 17170 | An 'attribute' is what the intellect takes as constituting an essence [Spinoza] |
| 17171 | A 'mode' is an aspect of a substance, and conceived through that substance [Spinoza] |
| 17195 | Things persevere through a force which derives from God [Spinoza] |
| 16752 | Sight is the essence of the eye, fitting its definition; the eye itself is just the matter [Aristotle] |
| 17206 | The essence of a thing is its effort to persevere [Spinoza] |
| 17192 | The 'universal' term 'man' is just imagining whatever is the same in a multitude of men [Spinoza] |
| 17188 | A thing is unified if its parts produce a single effect [Spinoza] |
| 24058 | The substance is the cause of a thing's being [Aristotle] |
| 5639 | Spinoza implies that thought is impossible without the notion of substance [Spinoza, by Scruton] |
| 21857 | Substance is the power of self-actualisation [Spinoza, by Lord] |
| 4813 | Substance is that of which an independent conception can be formed [Spinoza] |
| 24055 | Matter is potential, form is actual [Aristotle] |
| 24040 | Scientists explain anger by the matter, dialecticians by the form and the account [Aristotle] |
| 13742 | There exist heaps with no integral unity, so we should accept arbitrary composites in the same way [Schaffer,J] |
| 13752 | The notion of 'grounding' can explain integrated wholes in a way that mere aggregates can't [Schaffer,J] |
| 4828 | The essence of a thing is what is required for it to exist or be conceived [Spinoza] |
| 17187 | Essence gives existence and conception to things, and is inseparable from them [Spinoza] |
| 17191 | Nothing is essential if it is in every part, and is common to everything [Spinoza] |
| 17184 | All natures of things produce some effect [Spinoza] |
| 17205 | Only an external cause can destroy something [Spinoza] |
| 17175 | There cannot be two substances with the same attributes [Spinoza] |
| 17173 | Two substances can't be the same if they have different attributes [Spinoza] |
| 17183 | Things are impossible if they imply contradiction, or their production lacks an external cause [Spinoza] |
| 4299 | Contingency is an illusion, resulting from our inadequate understanding [Spinoza, by Cottingham] |
| 4824 | We only call things 'contingent' in relation to the imperfection of our knowledge [Spinoza] |
| 4839 | Reason naturally regards things as necessary, and only imagination considers them contingent [Spinoza] |
| 4822 | Divine nature makes all existence and operations necessary, and nothing is contingent [Spinoza] |
| 17182 | Necessity is in reference to essence or to cause [Spinoza] |
| 4818 | People who are ignorant of true causes imagine anything can change into anything else [Spinoza] |
| 20310 | Error does not result from imagining, but from lacking the evidence of impossibility [Spinoza] |
| 13749 | Belief in impossible worlds may require dialetheism [Schaffer,J] |
| 17208 | A horse would be destroyed if it were changed into a man or an insect [Spinoza] |
| 17209 | A thing is contingent if nothing in its essence determines whether or not it exists [Spinoza] |
| 5640 | Spinoza's three levels of knowledge are perception/imagination, then principles, then intuitions [Spinoza, by Scruton] |
| 17211 | Understanding is the sole aim of reason, and the only profit for the mind [Spinoza] |
| 21801 | Unlike Descartes' atomism, Spinoza held a holistic view of belief [Spinoza, by Schmid] |
| 17193 | True ideas intrinsically involve the highest degree of certainty [Spinoza] |
| 21863 | You only know you are certain of something when you actually are certain of it [Spinoza] |
| 17199 | A man who assents without doubt to a falsehood is not certain, but lacks a cause to make him waver [Spinoza] |
| 13740 | 'Moorean certainties' are more credible than any sceptical argument [Schaffer,J] |
| 5638 | 'I think' is useless, because it is contingent, and limited to the first person [Spinoza, by Scruton] |
| 5051 | The intellect has potential to think, like a tablet on which nothing has yet been written [Aristotle] |
| 16723 | Perception of sensible objects is virtually never wrong [Aristotle] |
| 1724 | Perception necessitates pleasure and pain, which necessitates appetite [Aristotle] |
| 1730 | Why do we have many senses, and not just one? [Aristotle] |
| 17711 | Our minds take on the form of what is being perceived [Aristotle, by Mares] |
| 1725 | Why can't we sense the senses? And why do senses need stimuli? [Aristotle] |
| 1732 | Sense organs aren't the end of sensation, or they would know what does the sensing [Aristotle] |
| 1728 | Many objects of sensation are common to all the senses [Aristotle] |
| 1727 | Some objects of sensation are unique to one sense, where deception is impossible [Aristotle] |
| 1734 | In moral thought images are essential, to be pursued or avoided [Aristotle] |
| 4831 | If the body is affected by an external object, the mind can't help believing that the object exists [Spinoza] |
| 1726 | We may think when we wish, but not perceive, because universals are within the mind [Aristotle] |
| 4865 | The eyes of the mind are proofs [Spinoza] |
| 20306 | Once we have experienced two feelings together, one will always give rise to the other [Spinoza] |
| 4835 | Anyone who knows, must know that they know, and even know that they know that they know.. [Spinoza] |
| 20308 | Encounters with things confuse the mind, and internal comparisons bring clarity [Spinoza] |
| 16647 | Demonstration starts from a definition of essence, so we can derive (or conjecture about) the properties [Aristotle] |
| 24048 | Demonstrations move from starting-points to deduced conclusions [Aristotle] |
| 4312 | To understand a phenomenon, we must understand why it is necessary, not merely contingent [Spinoza, by Cottingham] |
| 16646 | To understand a triangle summing to two right angles, we need to know the essence of a line [Aristotle] |
| 4833 | The human mind is the very idea or knowledge of the human body [Spinoza] |
| 16198 | Knowledge is the essence of the mind [Spinoza] |
| 1714 | Mind involves movement, perception, incorporeality [Aristotle] |
| 17198 | Will and intellect are the same thing [Spinoza] |
| 17201 | The will is finite, but the intellect is infinite [Spinoza] |
| 17196 | The will is not a desire, but the faculty of affirming what is true or false [Spinoza] |
| 5507 | Aristotle led to the view that there are several souls, all somewhat physical [Aristotle, by Martin/Barresi] |
| 24051 | Soul is seen as what moves, or what is least physical, or a combination of elements [Aristotle] |
| 12086 | Psuché is the form and actuality of a body which potentially has life [Aristotle] |
| 16754 | The soul is the cause or source of movement, the essence of body, and its end [Aristotle] |
| 24046 | Understanding is impossible, if it involves the understanding having parts [Aristotle] |
| 1717 | If the soul is composed of many physical parts, it can't be a true unity [Aristotle] |
| 24053 | If a soul have parts, what unites them? [Aristotle] |
| 1721 | What unifies the soul would have to be a super-soul, which seems absurd [Aristotle] |
| 21805 | Spinoza held that the mind is just a bundle of ideas [Spinoza, by Schmid] |
| 1735 | In a way the soul is everything which exists, through its perceptions and thoughts [Aristotle] |
| 17204 | Animals are often observed to be wiser than people [Spinoza] |
| 17212 | To understand is the absolute virtue of the mind [Spinoza] |
| 21804 | Faculties are either fictions, or the abstract universals of ideas [Spinoza] |
| 24061 | If we divide the mind up according to its capacities, there are a lot of them [Aristotle] |
| 24062 | Self-moving animals must have desires, and that entails having imagination [Aristotle] |
| 4832 | If the body is affected by two things together, the imagining of one will conjure up the other [Spinoza] |
| 21869 | Our own force of persevering is nothing in comparison with external forces [Spinoza] |
| 20307 | As far as possible, everything tries to persevere [Spinoza] |
| 21803 | The conatus (striving) of mind and body together is appetite, which is the essence of man [Spinoza] |
| 4836 | The mind only knows itself by means of ideas of the modification of the body [Spinoza] |
| 21861 | Self-knowledge needs perception of the affections of the body [Spinoza] |
| 17216 | The poet who forgot his own tragedies was no longer the same man [Spinoza] |
| 4814 | A thing is free if it acts by necessity of its own nature, and the act is determined by itself alone [Spinoza] |
| 21802 | An act of will can only occur if it has been caused, which implies a regress of causes [Spinoza] |
| 4837 | 'Free will' is a misunderstanding arising from awareness of our actions, but ignorance of their causes [Spinoza] |
| 4843 | Would we die if we lacked free will, and were poised between equal foods? Yes! [Spinoza] |
| 4844 | The mind is not free to remember or forget anything [Spinoza] |
| 4311 | We think we are free because we don't know the causes of our desires and choices [Spinoza] |
| 7828 | The actual world is the only one God could have created [Spinoza] |
| 1710 | Emotion involves the body, thinking uses the mind, imagination hovers between them [Aristotle] |
| 24056 | The soul (or parts of it) is not separable from the body [Aristotle] |
| 24039 | All the emotions seem to involve the body, simultaneously with the feeling [Aristotle] |
| 21860 | Ideas and things have identical connections and order [Spinoza] |
| 24049 | Thinkers place the soul within the body, but never explain how they are attached [Aristotle] |
| 1514 | Early thinkers concentrate on the soul but ignore the body, as if it didn't matter what body received the soul [Aristotle] |
| 4308 | Mind and body are one thing, seen sometimes as thought and sometimes as extension [Spinoza] |
| 4846 | We are incapable of formulating an idea which excludes the existence of our body [Spinoza] |
| 24050 | If soul is separate from body, why does it die when the body dies? [Aristotle] |
| 1718 | Does the mind think or pity, or does the whole man do these things? [Aristotle] |
| 2683 | Aristotle has a problem fitting his separate reason into the soul, which is said to be the form of the body [Ackrill on Aristotle] |
| 4834 | Mind and body are the same thing, sometimes seen as thought, and sometimes as extension [Spinoza] |
| 13275 | The soul and the body are inseparable, like the imprint in some wax [Aristotle] |
| 1733 | Thinking is not perceiving, but takes the form of imagination and speculation [Aristotle] |
| 23951 | Emotion is a modification of bodily energy, controlling our actions [Spinoza] |
| 4849 | The three primary emotions are pleasure, pain and desire [Spinoza] |
| 23990 | The three primary emotions are pleasure, pain, and desire [Spinoza, by Goldie] |
| 17203 | Minds are subject to passions if they have inadequate ideas [Spinoza] |
| 4864 | An emotion is only bad if it hinders us from thinking [Spinoza] |
| 7832 | Stoics want to suppress emotions, but Spinoza overcomes them with higher emotions [Spinoza, by Stewart,M] |
| 4863 | An emotion comes more under our control in proportion to how well it is known to us [Spinoza] |
| 23307 | Aristotle makes belief a part of reason, but sees desires as separate [Aristotle, by Sorabji] |
| 4841 | People make calculation mistakes by misjudging the figures, not calculating them wrongly [Spinoza] |
| 21807 | Ideas are powerful entities, which can produce further ideas [Spinoza, by Schmid] |
| 4830 | An 'idea' is a mental conception which is actively formed by the mind in thinking [Spinoza] |
| 4842 | Ideas are not images formed in the brain, but are the conceptions of thought [Spinoza] |
| 20311 | An idea involves affirmation or negation [Spinoza] |
| 4309 | Spinoza argues that in reality the will and the intellect are 'one and the same' [Spinoza, by Cottingham] |
| 4838 | Claiming that actions depend on the will is meaningless; no one knows what the will is [Spinoza] |
| 24060 | Self-controlled follow understanding, when it is opposed to desires [Aristotle] |
| 20305 | Whenever we act, then desire is our very essence [Spinoza] |
| 21868 | We love or hate people more strongly because we think they are free [Spinoza] |
| 17202 | We are the source of an action if only our nature can explain the action [Spinoza] |
| 21865 | We act when it follows from our nature, and is understood in that way [Spinoza] |
| 21873 | Men only agree in nature if they are guided by reason [Spinoza] |
| 21872 | We seek our own advantage, and virtue is doing this rationally [Spinoza] |
| 17189 | The essence of man is modifications of the nature of God [Spinoza] |
| 17207 | By 'good' I mean what brings us ever closer to our model of human nature [Spinoza] |
| 8019 | Along with his pantheism, Spinoza equates ethics with the study of human nature [Spinoza, by MacIntyre] |
| 17229 | If infancy in humans was very rare, we would consider it a pitiful natural defect [Spinoza] |
| 4845 | We don't want things because they are good; we judge things to be good because we want them [Spinoza] |
| 17217 | Love is joy with an external cause [Spinoza] |
| 4848 | Love is nothing else but pleasure accompanied by the idea of an external cause [Spinoza] |
| 7833 | Spinoza names self-interest as the sole source of value [Spinoza, by Stewart,M] |
| 17224 | If our ideas were wholly adequate, we would have no concept of evil [Spinoza] |
| 21870 | Music is good for a melancholic, bad for a mourner, and indifferent to the deaf [Spinoza] |
| 4860 | Man's highest happiness consists of perfecting his understanding, or reason [Spinoza] |
| 4376 | Pleasure and pain are perceptions of things as good or bad [Aristotle] |
| 4847 | Pleasure is a passive state in which the mind increases in perfection [Spinoza] |
| 4859 | Pleasure is only bad in so far as it hinders a man's capability for action [Spinoza] |
| 4851 | Reason demands nothing contrary to nature, and so it demands self-love [Spinoza] |
| 17220 | Self-satisfaction is the highest thing for which we can hope [Spinoza] |
| 4852 | Both virtue and happiness are based on the preservation of one's own being [Spinoza] |
| 17214 | To act virtuously is to act rationally [Spinoza] |
| 21871 | The more we strive for our own advantage, the more virtuous we are [Spinoza] |
| 17210 | All virtue is founded on self-preservation [Spinoza] |
| 4856 | To live according to reason is to live according to the laws of human nature [Spinoza] |
| 17221 | A man ignorant of himself is ignorant of all of the virtues [Spinoza] |
| 17225 | In a free man, choosing flight can show as much strength of mind as fighting [Spinoza] |
| 17219 | A person unmoved by either reason or pity to help others is rightly called 'inhuman' [Spinoza] |
| 4857 | Pity is a bad and useless thing, as it is a pain, and rational people perform good deeds without it [Spinoza] |
| 17223 | Pity is not a virtue, but at least it shows a desire to live uprightly [Spinoza] |
| 17218 | People who live according to reason should avoid pity [Spinoza] |
| 17228 | Rational people judge money by needs, and live contented with very little [Spinoza] |
| 4853 | Rational people are self-interested, but also desire the same goods for other people [Spinoza] |
| 4858 | A rational person will want others to have the goods he seeks for himself [Spinoza] |
| 4855 | If people are obedient to reason, they will live in harmony [Spinoza] |
| 21874 | The ideal for human preservation is unanimity among people [Spinoza] |
| 8020 | Only self-knowledge can liberate us [Spinoza, by MacIntyre] |
| 7412 | Spinoza extended Hobbes's natural rights to cover all possible desires and actions [Spinoza, by Tuck] |
| 17227 | Slavery is a disgraceful crime [Spinoza] |
| 17226 | The best use of talent is to teach other people to live rationally [Spinoza] |
| 4854 | It is impossible that the necessity of a person's nature should produce a desire for non-existence [Spinoza] |
| 17215 | Animals feel, but that doesn't mean we can't use them for our pleasure and profit [Spinoza] |
| 1740 | Nature does nothing in vain [Aristotle] |
| 17190 | We can easily think of nature as one individual [Spinoza] |
| 4826 | Nature has no particular goal in view, and final causes are mere human figments [Spinoza] |
| 1587 | Spinoza strongly attacked teleology, which is the lifeblood of classical logos [Roochnik on Spinoza] |
| 1588 | For Spinoza eyes don't act for purposes, but follow mechanical necessity [Roochnik on Spinoza] |
| 12731 | Final causes are figments of human imagination [Spinoza] |
| 4821 | An infinite line can be marked in feet or inches, so one infinity is twelve times the other [Spinoza] |
| 17177 | In nature there is just one infinite substance [Spinoza] |
| 4850 | A final cause is simply a human desire [Spinoza] |
| 4815 | From a definite cause an effect necessarily follows [Spinoza] |
| 24045 | Movement is spatial, alteration, withering or growth [Aristotle] |
| 1738 | Practical reason is based on desire, so desire must be the ultimate producer of movement [Aristotle] |
| 24044 | Movement can be intrinsic (like a ship) or relative (like its sailors) [Aristotle] |
| 1739 | If all movement is either pushing or pulling, there must be a still point in between where it all starts [Aristotle] |
| 24064 | If something is pushed, it pushes back [Aristotle] |
| 24063 | What is born has growth, a prime, and a withering away [Aristotle] |
| 7835 | The key question for Spinoza is: is his God really a God? [Stewart,M on Spinoza] |
| 17231 | God feels no emotions, of joy or sorrow [Spinoza] |
| 4823 | God does not act according to the freedom of the will [Spinoza] |
| 17172 | God is a substance with infinite attributes [Spinoza] |
| 12928 | Spinoza's God is just power and necessity, without perfection or wisdom [Leibniz on Spinoza] |
| 7571 | Spinoza's God is not a person [Spinoza, by Jolley] |
| 4314 | God is wholly without passions, and strictly speaking does not love anyone [Spinoza, by Cottingham] |
| 7609 | God is the sum and principle of all eternal laws [Spinoza, by Armstrong,K] |
| 19435 | God is not loveable for producing without choice and by necessity; God is loveable for his goodness [Leibniz on Spinoza] |
| 21859 | God has no purpose, because God lacks nothing [Spinoza] |
| 4825 | To say that God promotes what is good is false, as it sets up a goal beyond God [Spinoza] |
| 21856 | Spinoza says a substance of infinite attributes cannot fail to exist [Spinoza, by Lord] |
| 17178 | Denial of God is denial that his essence involves existence, which is absurd [Spinoza] |
| 21858 | God is being as such, and you cannot conceive of the non-existence of being [Spinoza, by Lord] |
| 4820 | God must necessarily exist, because no reason can be given for his non-existence [Spinoza] |
| 17169 | Some things makes me conceive of it as a thing whose essence requires its existence [Spinoza] |
| 4817 | If a thing can be conceived as non-existing, its essence does not involve existence [Spinoza] |
| 4827 | Priests reject as heretics anyone who tries to understand miracles in a natural way [Spinoza] |
| 12757 | That God is the substance of all things is an ill-reputed doctrine [Leibniz on Spinoza] |
| 4829 | The human mind is part of the infinite intellect of God [Spinoza] |
| 17181 | God is the efficient cause of essences, as well as of existences [Spinoza] |
| 17180 | Everything is in God, and nothing exists or is thinkable without God [Spinoza] |
| 7836 | In Spinoza, one could substitute 'nature' or 'substance' for the word 'God' throughout [Spinoza, by Stewart,M] |
| 7831 | Spinoza's theory of mind implies that there is no immortality [Spinoza, by Stewart,M] |
| 21876 | After death, something eternal remains of the mind [Spinoza] |